/*
 * Copyright 2020 PingCAP, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.pingcap.tikv.region;

public enum TiStoreType {
  TiKV,
  TiFlash;

  private static final String TIFLASH_LABEL_KEY = "engine";
  private static final String TIFLASH_LABEL_VALUE = "tiflash";

  static {
    TiFlash.labelKey = TIFLASH_LABEL_KEY;
    TiFlash.labelValue = TIFLASH_LABEL_VALUE;
  }

  private String labelKey = null;
  private String labelValue = null;

  @Override
  public String toString() {
    if (labelKey == null || labelValue == null) return name();
    return name() + "(" + labelKey + "=" + labelValue + ")";
  }

  public String getLabelKey() {
    return labelKey;
  }

  public String getLabelValue() {
    return labelValue;
  }
}
